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García-Herrera, Ricardo; Können, Gunther P; Wheeler, Dennis A; Prieto, Maria del Rosario; Jones, Philip D; Koek, Frits B (2010): Meteorological observations during El Aguila cruise from St. Catalina to Montevideo started at 1767-09-16 [dataset]. Archivo Museo Naval Madrid, Spain, PANGAEA, https://doi.org/10.1594/PANGAEA.748811, In: Jones, Philip D; Wheeler, Dennis A; Können, Gunther P; Koek, Frits B; Prieto, Maria del Rosario; García-Herrera, Ricardo (2007): Climatological observations from ship logbooks between 1750 and 1854 (release 2.1) [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.611088

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Related to:
García-Herrera, Ricardo; Können, Gunther P; Wheeler, Dennis A; Prieto, Maria del Rosario; Jones, Philip D; Koek, Frits B (2005): CLIWOC: A Climatological Database for the World's Oceans 1750–1854 (and 10 more publications about CLIWOC results in the same volume). Climatic Change, 73(1-2), 1-12ff, https://doi.org/10.1007/s10584-005-6952-6
Funding:
Fifth Framework Programme (FP5), grant/award no. EVK2-CT-2000-00090: Climatological Database for the Worlds Oceans: 1750-1854
Coverage:
Median Latitude: -31.528571 * Median Longitude: -44.698571 * South-bound Latitude: -34.920000 * West-bound Longitude: -49.250000 * North-bound Latitude: -27.770000 * East-bound Longitude: -42.230000
Date/Time Start: 1767-09-16T15:00:00 * Date/Time End: 1767-09-30T00:00:00
Event(s):
El_Aguila_17670916_MS_877 * Latitude Start: -26.770000 * Longitude Start: -46.280000 * Latitude End: -35.970000 * Longitude End: -55.650000 * Date/Time Start: 1767-09-16T00:00:00 * Date/Time End: 1767-09-30T00:00:00 * Campaign: Cliwoc_cruise * Method/Device: Underway cruise track measurements (CT) * Comment: Ship: El Aguila (Fragata), Voyage: Sta Catalina (Brasil) - Montevideo, 1st Observer: Domingo Bonechea (Capitan)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DATE/TIMEDate/TimeGeocode
LATITUDELatitudeGeocode
LONGITUDELongitudeGeocode
Wind directiondddegWind direction (from which the wind is blowing) in whole degrees from: 1-360; 361 = calm, 362 = variable. It is not clear from many logbook entries whether the wind direction has been corrected for the magnetic variation (or declination). To avoid any misunderstanding, all winds from reports that included a valid position in the period 1750-1854 were corrected. All other wind directions are given without being corrected.
Wind speedffm/scalculated from the descriptive terms of wind force given in the observations
LandmarkLandmarkName of first landmark
BearingBearingBearing of the first landmark
Distance to landmarkDistancearbitrary unitsDistance to the first landmark
CourseCourseCourse of the ship during the past 24 hours
10 DistanceDistancearbitrary unitsDistance travelled during the previous 24 hours
11 CommentCommentOther remarks, that were not possible to put in the other remark fields
12 DeclinationDecldegIt is generally accepted by the CLIWOC team that the wind directions, reported by the ships officers, were relative to the magnetic North direction. Navigators were well aware of the difference between the true and magnetic north direction, but the compasses (we assumed that the bearing-compasses were mostly used for determining the wind direction) were not always adjusted. Therefore the wind direction has to be corrected. The magnetic declination (or variation, as it is known on board ships) is given for the whole CLIWOC period (1750-1850) for every 5x5 degree square. The number was added to the wind direction to get the true wind direction.
13 Wind direction descriptionWind dir descrAll reported wind directions on this day. The wind direction is the direction that points to where the wind comes from.
14 Current direction descriptionCur dir descrDirection of the current. This direction points to where the current is flowing towards to.
15 Wind force descriptionWind force descrAll reported wind forces on this day
16 Present weatherwwWeather description
17 State of the sea descriptionState sea descr
18 GustsGusts1 If wind gusts are reported
19 Precipitation/RainRain1 If rain was reported
20 FogFog1 If fog was reported
21 Snow typeSnow1 If snow was reported
22 ThunderThunder1 If thunder and or lightning was reported
23 HailHail1 If hail was reported
24 Sea iceSea ice1 If sea-ice or icebergs were reported
25 IdentificationIDCLIWOC 2.1 line number
Size:
228 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Date/Time

Latitude

Longitude

dd [deg]
(Wind direction (from which th...)

ff [m/s]
(calculated from the descripti...)

Landmark
(Name of first landmark)

Bearing
(Bearing of the first landmark)

Distance [arbitrary units]
(Distance to the first landmark)

Course
(Course of the ship during the...)
10 
Distance [arbitrary units]
(Distance travelled during the...)
11 
Comment
(Other remarks, that were not ...)
12 
Decl [deg]
(It is generally accepted by t...)
13 
Wind dir descr
(All reported wind directions ...)
14 
Cur dir descr
(Direction of the current. Thi...)
15 
Wind force descr
(All reported wind forces on t...)
16 
ww
(Weather description)
17 
State sea descr
18 
Gusts
(1 If wind gusts are reported)
19 
Rain
(1 If rain was reported)
20 
Fog
(1 If fog was reported)
21 
Snow
(1 If snow was reported)
22 
Thunder
(1 If thunder and or lightning...)
23 
Hail
(1 If hail was reported)
24 
Sea ice
(1 If sea-ice or icebergs were...)
25 
ID
(CLIWOC 2.1 line number)
1767-09-16T15:00-27.77-43.82146NE 1/4 N11SEA LAS 2 (...) VTO ESE BONANCIBLE(...) A LAS 4 DE LA MAÑANA (...) VTO NNO (...)000000069461
1767-09-17T15:00-28.73-42.78349SE 1/4 E79.0011NNOANOCHEC. VTO MÁS FRESCO(...) AMANEC. NUBLADO, LA MAR ALGO PICADA DEL SE, VTO ONO BONANCIBLE.000000069462
1767-09-18T15:00-28.88-42.7236111CALMAANOCHEC. CALMA, CON ALGUNAS VENTOLINAS DESDE EL SE HASTA EL SO000000069463
1767-09-19T15:00-28.87-42.232126.7ESE 5º S9SSOBONANCIBLE(...) AMANEC. HORIZ. CARGADOS POR TODAS PARTESMAR PICADA DEL N000000069464
1767-09-20T15:00-28.90-42.30234SE 5º S9SOEN ESTAS 24 HORAS VENTÓ ALGO FUERTE DEDSDCE EL S HASTA EL SO, SE HAN MANTENIDO LOS HORIZ. CLAROS Y CIELO DESPEJADO.., PERO CON MAR PICADA BASTANTE DEL000000069465
1767-09-21T15:00-29.28-42.45776.7ONO9ENEBONANCIBLE(...) AMANEC. HORIZ. CLAROSMAR PICADA DEL SSE000000069466
1767-09-22T15:00-31.50-43.573412.3S 1/4 SO11NNEFRESCO(...) AMANEC. HORIZ. OSCUROSALGUNA MAREJADA, MAR GRUESA DEL N000000069467
1767-09-23T15:00-32.55-43.971312.3S 1/4 SO66.0013NFRESCOA LA 1 (TARDE) UNA TURBONADA (...) NOCHE MUY OSCURA Y CON MAL SEMBLANTE (...) VTO NO A RÁFRAGAS (...) AMANEC. HORIZ. OSCUROSMUCHA MAREJADA DEL N000000069468
1767-09-24T15:00-32.17-43.80101S24.0011ELLAMÁNDO(...) AMANEC. HORIZ. CLAROSMAR ALGO MÁS BENIGNA DEL SO000000069469
1767-09-25T15:00-33.75-45.2281SSO110.0013ENE000000069470
1767-09-26T15:00-34.92-47.52829.3SO 5º S142.0014ENEFRESQUITO(...) AMANEC. HORIZ. PARDOS, VTO ENE (...) UN CHUBASCO QUE VINO DEL SSO BASTANTE FRESCO (...) AUNQUE EL VTO SIGUE LO MISMO.MAR BELLA000000069471
1767-09-27T15:00-34.63-47.85197ESE14S 1/4 SOANOCHEC. HORIZ. CARGADOS, MAREJADA DEL E (...) A LAS 12 (...) VTO S FLOJO000000069472
1767-09-28T15:00-34.88-48.301946.7CABO STA MARÍAO26ENE14SNEBONANCIBLEA LA 1 (TARDE) VTO SE FLOJO000000069473
1767-09-29T15:00-34.57-49.251726.7CABO STA MARÍAE-O747.0014SSEBONANCIBLE000000069474
1767-09-30T00:001359.3SO 5º SEN TIEMPO DE INVIERNO, QUE ES DESDE MARZO HASTA SEPTIEMBRE SON CONTÍNUOS LOS VTOS DEL 3º QTE (LLAMADOS PAMPEROS) Y METEN MUCHA MAR Y LAS AGUAS DESEMBOCAN DEL RÍO CON MUCHA VIOLENCIA Y SE INCLINAN PARA EN NE (INCLUYE UN PLANO DEL PUERTO DE MONTEVIDEO)SEFRESQUITO(...) AMANEC. HORIZ. CLAROSMAR BELLA000000069475